The rocks were rough, burning their hands like molten iron.

She looked down and saw that it had become a puddle of molten iron.

As seen on the above, the Earth's core is thought to consist largely of molten iron (red).

But after a time, each drop will feel like molten iron.

"Well, to begin with," Tom said, "scientists are agreed that the center of the earth is molten iron."

"The entire core of the earth is molten iron, isn't it?"

Perhaps the same can happen for CO2 in molten iron.

They simply made the words come like molten iron, pouring into molds.

He therefore passed the air through a heated chamber on its way to the molten iron.

There the molten iron would be separated from its ore.